Animals
More Stories in Animals
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AnimalsScientists Say: Papillae
These small nubs stick out from a body part. They include things such as tongue bumps with taste buds and the structures under the skin that help grow hair.
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AnimalsWhy are bird eggs in cold climates darker colored?
A global survey of bird egg color has revealed a simple trend: the colder the climate, the darker the egg.
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AnimalsPiranhas and plant-eating kin replace half their teeth at once
Piranhas and pacus shed and replace half of their teeth at a time. New teeth lock together as they push up from the jaw.
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AnimalsBlood vessels in their heads kept big dinos from overheating
Giant dinosaurs evolved several ways to cool their blood and avoid heatstroke.
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FossilsFossils show mammals’ rise to dominance after the dino-killing asteroid
What happened to mammals after an asteroid wiped out the dinosaurs? Newfound fossils show how they grew in size, eventually dominating much of life on Earth.
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TechWeird little fish inspires the development of super-grippers
Suction-cup designers were inspired by the rock-grabbing tricks of the aptly named clingfish.
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AnimalsHumpback whales catch fish using bubbles and flippers
Scientist for the first time have captured details of humpback whales’ hunting tactics on camera.
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AnimalsCongolese toads may avoid predators by copycatting deadly vipers
If Congolese giant toads are mimicking venomous Gaboon vipers, this would be the first reported case of a frog imitating a snake.
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AnimalsScientists Say: Species
This word describes organisms grouped by their similarities in genetics and physical traits. But defining species can be tricky.